/directional_speaker

An ultrasonic directional speaker (aka. Parametric Speaker)

Primary LanguageC++GNU General Public License v2.0GPL-2.0

Ultrasonic Directional Speaker for under $20

This repository contains:

  1. C++ code for the STM32 Microcontroller
  2. KiCad Schematic image for Circuit
  3. KiCad Schematic image for Transducer Array

For building a Laser Directional Speaker, also known as a Parametric Speaker.

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Related Video https://youtu.be/9hD5FPVSsV0